本文整理汇总了Python中wand.image.Image.copy方法的典型用法代码示例。如果您正苦于以下问题：Python Image.copy方法的具体用法？Python Image.copy怎么用？Python Image.copy使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类wand.image.Image的用法示例。
在下文中一共展示了Image.copy方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: ImportMedia
# 需要导入模块: from wand.image import Image [as 别名]
# 或者: from wand.image.Image import copy [as 别名]
class ImportMedia(object):
"""
Import new photos: create JPEG, XMP and thumbnail files, add to database
"""
PROXY_FULLSIZE = 0
PROXY_THUMBNAIL = 1
PROXY_WEBSIZED = 2
# outrageously slow, exec()s ufraw-batch in newer versions
def _create_proxy_wand(self, source, dest, mode):
# load image if not yet done
if not self.image:
try:
self.image = Image(filename=source)
except Exception as e:
logging.error('cannot read {}: {}'.format(source, e.args[0]))
raise e
# copy bitmap, we may need it again
image = self.image.convert('jpeg')
# resize
if mode == self.PROXY_FULLSIZE:
pass
elif mode == self.PROXY_THUMBNAIL:
image.transform(resize=settings.THUMBNAILSIZE)
elif mode == self.PROXY_WEBSIZED:
image.transform(resize=settings.WEBSIZE)
try:
# Wand does auto-rotate, but doesn't fix EXIF data... m(
image.strip()
image.save(filename=dest)
except (Exception, IOError) as e:
logging.error('Error: cannot write {}: {}'.format(dest, e.args[0]))
raise e
def _create_proxy_rawpy(self, source, dest, mode):
# maybe Pillow supports this file type directly?
if not self.image:
try:
self.image = Image.open(source)
except IOError:
pass
except Exception as e:
logging.error('cannot read {}: {}'.format(source, e.args[0]))
raise e
# obviously not, try decoding as Raw
if not self.image:
try:
raw = rawpy.imread(source)
rgb = raw.postprocess(use_camera_wb=True, no_auto_bright=True)
self.image = Image.fromarray(rgb)
except Exception as e:
logging.error('cannot read {}: {}'.format(source, e.args[0]))
raise e
image = self.image.copy()
if mode == self.PROXY_FULLSIZE:
pass
elif mode == self.PROXY_THUMBNAIL:
image.thumbnail(settings.THUMBNAILSIZE)
elif mode == self.PROXY_WEBSIZED:
image.thumbnail(settings.WEBSIZE)
try:
image.save(dest)
except Exception as e:
logging.error('cannot write {}: {}'.format(dest, e.args[0]))
def create_proxy(self, source, dest, mode):
logging.info('called for {}, {}, {}'.format(source, dest, mode))
if os.path.isfile(dest) and not self.force:
return
# just link fullsize image if JPEG and orientation is normal
is_jpeg = os.path.splitext(source)[1].lower() in ('.jpg', '.jpeg')
orientation = self.exif.get_orientation()
logging.debug('EXIF Orientation: {}'.format(orientation.value_nick))
if mode == self.PROXY_FULLSIZE and is_jpeg and orientation == orientation.NORMAL:
try:
os.unlink(dest)
except Exception as e:
pass
try:
os.link(source, dest)
except Exception as e:
logging.error('cannot link {} to {}: {}'.format(source, dest, e.args[0]))
raise e
return
if settings.IMAGE_LIB == 'wand':
self._create_proxy_wand(source, dest, mode)
elif settings.IMAGE_LIB == 'rawpy':
self._create_proxy_rawpy(source, dest, mode)
#.........这里部分代码省略.........